Home / 144,456.60-199,348.97-80,794.35

Finding the Fourth Proportional to 144,456.60, 199,348.97 and 80,794.35

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Solution

The fourth proportional to 144,456.60, 199,348.97 and 80,794.35 is: 111,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,456.60 : 199,348.97 = 80,794.35 : x
  2. Step 2: Convert to fraction form
    144,456.60/199,348.97 = 80,794.35/x
  3. Step 3: Cross multiply
    144,456.60x = 199,348.97 × 80,794.35
  4. Step 4: Simplify right side
    144,456.60x = 16,106,270,050.35
  5. Step 5: Solve for x
    x = 16,106,270,050.35/144,456.60
  6. Step 6: Final answer
    x = 111,495.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.